149 lines
4.5 KiB
Java
149 lines
4.5 KiB
Java
/*
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The contents of this file are subject to the AMP Open Community License
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Version 1.0 (the "License"); you may not use this file except in compliance
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with the License. You may obtain a copy of the License on the AMP web site
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(http://www.tibet.iteso.mx/Guatemala/).
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Software distributed under the License is distributed on an "AS IS" basis,
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WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
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License for the specific terms governing rights and limitations under the
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License.
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The Initial Developer of this software is Andres Montano Pellegrini. Portions
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created by Andres Montano Pellegrini are Copyright 2001 Andres Montano
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Pellegrini. All Rights Reserved.
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Contributor(s): ______________________________________.
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*/
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package org.thdl.tib.scanner;
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import java.awt.*;
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import javax.swing.table.TableCellRenderer;
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import javax.swing.border.*;
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import javax.swing.*;
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import java.io.Serializable;
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/** Used by DictionaryTable to display multiple lines of
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text (in Roman script) in a single cell.
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@author Andrés Montano Pellegrini
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@see DictionaryTable
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*/
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public class AlmostDefaultTableCellRenderer extends JTextArea
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implements TableCellRenderer, Serializable
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{
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protected static Border noFocusBorder = new EmptyBorder(1, 1, 1, 1);
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// We need a place to store the color the JTextArea should be returned
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// to after its foreground and background colors have been set
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// to the selection background color.
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// These ivars will be made protected when their names are finalized.
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private Color unselectedForeground;
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private Color unselectedBackground;
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public AlmostDefaultTableCellRenderer()
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{
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super();
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setLineWrap(true);
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setWrapStyleWord(true);
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setOpaque(true);
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setBorder(noFocusBorder);
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}
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/**
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* Overrides <code>JComponent.setForeground</code> to assign
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* the unselected-foreground color to the specified color.
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*
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* @param c set the foreground color to this value
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*/
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public void setForeground(Color c) {
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super.setForeground(c);
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unselectedForeground = c;
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}
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/**
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* Overrides <code>JComponent.setForeground</code> to assign
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* the unselected-background color to the specified color.
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*
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* @param c set the background color to this value
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*/
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public void setBackground(Color c) {
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super.setBackground(c);
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unselectedBackground = c;
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}
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/**
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* Notification from the <code>UIManager</code> that the look and feel
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* [L&F] has changed.
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* Replaces the current UI object with the latest version from the
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* <code>UIManager</code>.
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*
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* @see JComponent#updateUI
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*/
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public void updateUI() {
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super.updateUI();
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setForeground(null);
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setBackground(null);
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}
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public Component getTableCellRendererComponent(JTable table, Object value,
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boolean isSelected, boolean hasFocus, int row, int column)
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{
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if (isSelected)
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{
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super.setForeground(table.getSelectionForeground());
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super.setBackground(table.getSelectionBackground());
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}
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else
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{
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super.setForeground((unselectedForeground != null) ? unselectedForeground : table.getForeground());
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super.setBackground((unselectedBackground != null) ? unselectedBackground : table.getBackground());
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}
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if (hasFocus) {
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setBorder( UIManager.getBorder("Table.focusCellHighlightBorder") );
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if (table.isCellEditable(row, column)) {
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super.setForeground( UIManager.getColor("Table.focusCellForeground") );
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super.setBackground( UIManager.getColor("Table.focusCellBackground") );
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}
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} else {
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setBorder(noFocusBorder);
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}
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setValue(value);
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// ---- begin optimization to avoid painting background ----
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Color back = getBackground();
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boolean colorMatch = (back != null) && ( back.equals(table.getBackground()) ) && table.isOpaque();
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setOpaque(!colorMatch);
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// ---- end optimization to aviod painting background ----
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return this;
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}
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/**
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Este metodo no funciona, pero es llamado.
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que hago para devolver el valor correcto!
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*/
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public int getLineCount(Object value, int width)
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{
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setValue(value);
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setSize(width, Integer.MAX_VALUE);
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return getLineCount();
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}
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protected void setValue(Object value)
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{
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setText((value==null)? "" : value.toString());
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}
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}
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